Hello, this is a payment gateway that processes transactions, handles routing, and routes payments. At the same time, he himself does not come into contact with money in any form. Here, too, the seller needs to pay a certain commission, which depends on the size of the turnover of the online store. Sometimes a connection fee is charged, but this is not required. If you are interested in this payment system option, pay admit is one of the most efficient and reliable payment gateways.